Colt 601: The AR-15 Becomes a Military Rifle
This entry details the Colt 601, the precursor to the iconic AR-15, tracing its development from ArmaLite through its adoption by the US military. It highlights key technical evolutions, procurement challenges, and its historical significance as the rifle that defined the modern military carbine. The information is presented with the deep historical and technical expertise characteristic of Forgotten Weapons.












